Display screen or portion thereof with graphical user interface



The sole FIGURE is a front view of a display screen or portion thereof with graphical user interface showing our new design.

The outer perimeter broken line showing of a display screen or portion thereof forms no part of the claimed design.

The solid black and gray shadings show a contrast in appearance. 

CLAIM We claim the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 